All vulnerabilities
CVE-2020-0878

Microsoft Edge and Internet Explorer Memory Corruption Vulnerability

Microsoft Edge and Internet ExplorerApplications & CMS
Open in ThreatlineRecord JSON
CVSS
4.2Medium
ExploitationExploited in the wildAdded to KEV 3 Nov 2021. Known ransomware useCISA KEV
Exploit odds (EPSS)2.70%Chance of exploitation activity in the next 30 days, higher than 85% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline3 May 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 11 Sep 2020, 17:08 UTCPublishedCVE List
  2. 3 Nov 2021Added to CISA KEVCISA KEV

Description

Microsoft Edge and Internet Explorer contain a memory corruption vulnerability that allows attackers to execute code in the context of the current user.

Text from CVE List

Affected versions 4

  • ChakraCoreaffected: all versions before publicationCVE List
  • Microsoft Edge (EdgeHTML-based)affected: 1.0..0 before publicationCVE List
  • Internet Explorer 9affected: 1.0.0 before publicationCVE List
  • Internet Explorer 11affected: 1.0.0 before publicationCVE List

References 3